彙編-測試迴文串

;功能：測試迴文串
;作者：王文堃
;創建時間：2016/4/10

INCLUDE vcIO.inc
.data
    array BYTE "lwasdffdsawl",0
    str_error BYTE "該字符串不是迴文串",0ah,0
    str_ok BYTE "該字符串是迴文串",0ah,0
.code
main PROC
    xor esi, esi
    mov edi, LENGTHOF array - 2

    jmp TESTING
FORLOOP:
    mov al,array[esi*1]
    mov bl,array[edi*1]
    cmp al,bl
    jne EXIT
    inc esi
    dec edi 
    jmp TESTING

EXIT:
    invoke printf, OFFSET str_error
    jmp ENDLOOP

TESTING:
    cmp esi,edi
    jbe FORLOOP

    invoke printf, OFFSET str_ok

ENDLOOP:



    ret
main ENDP
    ;子程序
END main